Medical electrode



FIG. 1 is a top perspective view of a new design for a medical electrode, the dotted line shown is for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a top plan view of the medical electrode, the dotted line again is shown for illustrative purposes only and forming no part of the claimed design; and,

FIG. 3 is a side view of the medical electrode. 

The ornamental design for a medical electrode, substantially as shown and described. 